DEFINED ASSET FUNDS MUNICIPAL INVT TR FD PENNSYLVANIA SER 12

C/O MERRILL LYNCH PIERCE FENNER & SMITH, ONE LIBERTY PLZ 21ST FL 165 BROADWAY, NEW YORK NY 10080, 2125304540

1997 SEC Filings

DEFINED ASSET FUNDS MUNICIPAL INVT TR FD PENNSYLVANIA SER 12, 497, 1997-04-21
DEFINED ASSET FUNDS MUNICIPAL INVT TR FD PENNSYLVANIA SER 12, 485BPOS, 1997-04-09